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Finding the Fourth Proportional to 117,536.00, 162,268.90 and 71,612.97

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Solution

The fourth proportional to 117,536.00, 162,268.90 and 71,612.97 is: 98,868.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,536.00 : 162,268.90 = 71,612.97 : x
  2. Step 2: Convert to fraction form
    117,536.00/162,268.90 = 71,612.97/x
  3. Step 3: Cross multiply
    117,536.00x = 162,268.90 × 71,612.97
  4. Step 4: Simplify right side
    117,536.00x = 11,620,557,482.92
  5. Step 5: Solve for x
    x = 11,620,557,482.92/117,536.00
  6. Step 6: Final answer
    x = 98,868.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.